Unicode, Unicodemap and UCIS refactor (#21659)

tests/unicode/unicode_basic/config.h

@@ -0,0 +1,8 @@
+// Copyright 2023 QMK
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "test_common.h"
+
+#define UNICODE_SELECTED_MODES UNICODE_MODE_LINUX, UNICODE_MODE_MACOS